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ICMP 'EtherLeak' Information Disclosure
Information
Severity
Severity
Medium
Family
Family
General
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:P/I:N/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
2 years ago
Modified
Modified
2 years ago
Summary
The remote host is prone to an information disclosure vulnerability over ICMP (EtherLeak).
Insight
Insight
Multiple ethernet Network Interface Card (NIC) device drivers do not pad frames with null bytes, which allows remote attackers to obtain information from previous packets or kernel memory by using malformed packets, as demonstrated by EtherLeak.
Detection Method
Detection Method
Sends multiple crafted ICMP packets and checks the responses.
Solution
Solution
Contact the vendor of the network device driver for a solution.